It's that time of year again... when your trusty Yamaha amp starts letting out smoke. So begins another restoration project!
The only sign of anything wrong so far is that there is a telltale white splotch of smoke on the top of the amp.
The amp turns on as well, but doesn't work.
After removing the cover, let's take a peek inside (click for large version):
Any guesses as to what's wrong? Put your guesses in the comments section. Answers next week!